Controller Services
Outsource month-end and year-end close oversight, financial data review, accrual adjustments, and management reporting, with audit preparation available when needed.
Porter Accounting LLC delivers practical accounting BPO support for growing businesses that need more than basic bookkeeping. Outsource controller oversight, fractional CFO guidance, GAAP reporting, ASC 606 revenue recognition, and audit preparation alongside recurring bookkeeping and payroll support, with tailored virtual services that improve financial clarity and help leaders make informed decisions without the complexity of a large accounting firm.

Flexible accounting support spanning bookkeeping, reporting, financial oversight, cleanup, payroll, and strategic decision-making.
Outsource month-end and year-end close oversight, financial data review, accrual adjustments, and management reporting, with audit preparation available when needed.
Access experienced financial leadership for cash-flow forecasting, budgeting, KPI tracking, financial analysis, and strategic planning without adding a full-time CFO.
Prepare GAAP-compliant financial statements, with ASC 606 revenue recognition where contracts require it, for lenders, investors, and stakeholders.
Maintain organized financial records through recurring transaction categorization, account reconciliations, and monthly financial statements tailored to your business needs.
Keep payroll properly recorded and aligned with accounting records while tracking payroll taxes and maintaining accurate financial reporting for your business.
Catch up overdue bookkeeping, correct errors, and organize financial records to prepare for lending decisions, investor review, or stronger ongoing reporting.
Accounting BPO services from Porter Accounting LLC combine accurate record-keeping with reporting, process improvement, financial oversight, and strategic guidance. Businesses can choose support ranging from monthly bookkeeping and payroll recording to controller services and fractional CFO leadership. The approach is tailored to transaction volume, account complexity, payroll needs, cleanup requirements, and the level of insight your team needs to move forward confidently.

Get experienced financial support designed around your business, goals, and operating complexity.
Access hands-on experience in GAAP reporting, ASC 606, ERP implementations, and audit readiness without large-firm complexity.
Choose virtual or appointment-based support structured around your transaction volume, accounts, payroll, and cleanup needs.
Improve financial visibility with organized records, reliable reporting, cash-flow insight, and actionable business information.
Partner with an accounting leader who works collaboratively with executive teams across the United States.
Experienced financial leadership for growing businesses and complex accounting needs.

Accounting Leader
Thao Porter is an experienced accounting leader with over a decade of expertise supporting growing companies across SaaS, manufacturing, construction, consumer packaged goods, retail, and franchise industries. As the Accounting Leader at Porter Accounting LLC, she specializes in GAAP reporting, revenue recognition under ASC 606, ERP implementations, and audit readiness. Thao has a proven track record of streamlining close processes, improving cash flow, and strengthening internal controls for the businesses she serves. She partners closely with executive teams to enhance financial visibility and support strategic decision-making, helping clients move beyond basic bookkeeping toward clear, actionable financial insight. Holding a Master of Science in Accounting, Thao is committed to delivering practical, high-quality financial guidance to growing businesses throughout the United States, ensuring every client gains confidence in their numbers and their path forward.
Accounting BPO, or business process outsourcing, means engaging an external accounting provider to manage selected financial functions instead of handling everything with an internal team. Services may include bookkeeping, payroll support, financial statement preparation, controller oversight, and fractional CFO guidance. Porter Accounting LLC provides tailored virtual and appointment-based support so growing businesses can access experienced financial expertise as their needs evolve.
Talk with Porter Accounting LLC about the right level of financial support.
Virtual accounting support across the United States, with appointment-based availability in San Francisco.
United States
Virtual Coverage
San Francisco
In-Person Support
By Appointment
Service Format
Ask about virtual or appointment-based support for your business.
Tell us about your accounting needs and receive guidance on a practical support model.
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To help us assist you faster, please include the reason for your message so the relevant team can reach out as soon as possible.